578 BULLETIN 5 0, UNITED STATES NATIONAL MUSEUM 



MAN", Biol. Centr.-Amer., Aves, iii, 1901, 110, part (Monte Redondo, Estrella 

 de Cartago, Jimenez, Volcdn de Irazu, Talamanca, Pozo del Pital, and Car- 

 rillo, Costa Rica; Volcdn de Chiriqiif, Calov6bora, Calobre, and Lion Hill, 

 Panama). — Meneg.^tjx, in Rivet, Rapport(?s, Mission Serv. Geogr. Arc 

 M(5rid. en Amer. du Sud, Zool., ix, 1911, 12 (Giialea, Ecuador). 



Micrastur ruficollis guerilla Sclater, Ibis, 1918, 346, part (Costa Rica south- 

 ward) . 



Climacocercus guerilla Swann, Synopt. List Accip., pt. 2, 1919, Addenda et Cor- 

 rigenda (pt. 1), p. 16, part; Synop Accip., pt. 1, 1921, 27, part. 



Micrastur ruficollis (not Sparvius ruficollis Vieillot) Ridgwat, Proc. Boston Soc. 

 Nat. Hist., xvi, 1873, 78, part (Panama; Costa Rica). 



Micrastur inferstes Bangs, Auk, xxiv, 1907, 289 (La Estrella de Cartago, Costa 

 Rica; coll. E. A. and O. Bangs); Bull. Mus. Comp. ZooL, Ixx, 1930, 187 (type 

 spec, in Mus. Comp. Zool.). — Carriker, Ann. Carnegie Mus., vi, 1910, 453 

 (Tenorio, Tuis, Pozo Azul de Pirris, Carrillo, and Buenos Aires, Costa Rica; 

 habits).— Ferry, Publ. Field Mus. Nat. Hist., orn. ser., No. 146, 1910, 259 

 (Guayabo, Costa Rica; habits). 



Micrastur guerilla interstes Hellmayr, Proc. Zool. Soc. London, 1911, 1203 (No- 

 vita, Colombia). — Chapman, Bull. Amer. Mus. Nat. Hist., xxxvi, 1917, 241 

 (Dabeiba, La Vieja, Novita, San Jos^, Las Lomitas, San Antonio, Salencio, 

 Salento, Colombia) ; Iv, 1926, 222 (Rio de Oro, Gualea, Zaruma, El Dhiral, 

 Ecuador). — Stone, Proc. Acad. Nat. Sci. Philadelphia, 1918, 248 (Panama 

 Canal Zone). — Swann, Synopt. List Accip., pt. 1, 1919, 16, part (Costa 

 Rica). — Sturgis, Field Book Birds Panama Canal Zone, 1928, 130 (descr., 

 habits; Panama). 



Climacocercus guerilla interstes Swann, Synopsis Accip., pt. 3, 1922, Err. et Corr., 

 p. ii (Costa Rica to Panama). — Lonnberg and Rendahl, Ark. Zool., 

 xiv. No. 25, 1922, 33 (Gualea, Ecuador, 5,000 feet; crit.). 



Clamosocircus guerilla interstes Swann, Monogr. Birds Prey, i, 1925, 152 (monogr.). 



Micrastur ruficollis interstes Peters, Check-list Birds of the World, i, 1931, 278. — 

 Griscom, Bull. Mus. Comp. Zool., Ixxii, 1932, 317 (Perm6, Panama); Ixxviii, 

 1935, 302 (Panama: throughout the country). — Neumann, Verh. Orn. Ges. 

 Bay., XX, 1933, 190 (crit.). 



Micrastur zonoihorax (not Climacocercus zonothorax C.ab.\nis) Bangs, Auk, xviii, 

 1901, 358 (Divala, Chiriquf, w. Panama). 



Subfamily Polyborinae: Caracaras 



= Caracaridae d'Orbigny, Voy. Am^r. M6rid., iv, pt. 3, 1839, 44. 



= Polyborinae Lesson, ficho du Monde Savant, 9« ann., vi, ser. 2, Dec. 25, 1842, 

 col. 1151. — Gray, Hand-list, i, 1869, v, 4. — Ridgway, Proc. Acad. Nat. Sci. 

 Philadelphia, 1870, 144.— Sundevall, Ofv. Svensk. Vet.-Akad. Forh., 1872, 

 39. — Sclater and Salvin, Nom. Av. Neotr., 1873, 122. — Sharpe, Rev. Rec. 

 Att. Classif. Birds, 1891, 78; Hand-list, i, 1899, xx, 243.— Gurney, List 

 Diurn. Birds Prey, 1884, xiv, 11. — Barrows, Stand. Nat. Hist., iv, 1884, 

 273, 300, in text.— Coues, Key North Amer. Birds, ed. 2, 1884, 520, 539.— 

 Salvin and Godman, Biol. Centr.-Amer., Aves, iii, 1901, 124. — Knowlton, 

 Birds of World, 1909, 212, 220, in text. — American Ornithologists' Union, 

 Check-list, ed. 3, 1910, 167.— Swann, Synopt. List Accip., pt. 1, 1919, 7.— 

 Wetmore, Smiths. Misc. Coll., xcix. No. 4, 1940, 40. 



> Polyborinae Bonaparte, Rev. Mag. Zool., vi, 1854, 539 (includes Polyboroi- 

 des). — Sharpe, Cat. Birds Brit. Mus., i, 1874, ix, 30 (includes Cariamae 

 and Serpentariil). 



